• Malls track shoppers’ cell phones on Black Friday – Two shopping centers are experimenting with recording the unique ID number assigned to a phone, and following shoppers to determine aggregate movement around the mall. No phone numbers or personal identifiers are used. Don’t like it? Turn off your phone.

• Kinect for Windows – Building the Future – Microsoft’s motion-controlled Kinect hardware is coming to the Windows platform, enabling close-up applications that are controlled by gestures. I think you can pretty much expect to see this baked into Windows 8.